For the satiated, both sex and speed are pretty boring until the element of danger and even death is introduced.
I like the danger, I like the adrenaline and I need it to race.
As a child I went to a circus. They had a man shot out of a cannon into a net. I became intrigued with what was going on.
I don't think people would climb mountains or jump off bridges with parachutes or kayak Class V rapids if those things didn't offer the brief and horrible illusion of imminent death. They would just be complicated, time-consuming endeavors that we'd steer well clear of because they got in the way of real life.
There are men in the world who derive an exaltation from the proximity of disaster and ruin, as other from success.
There is no thrill of mortal danger to surpass that of a lone man trying to create something that never existed before.
A fiery soul, which working out its way, Fretted the pygmy-body to decay: And o'er-informed the tenement of clay. A daring pilot in extremity; Pleased with the danger, when the waves went high He sought the storms...